An oenophile to own the right to be one must develop his taste sense and learn about geology, geography, agriculture, chemistry, physiology etc ...
An audiophile must study the basic of the related audio fields which most important one is acoustics ...
It could certainly not necessarily be someone owning 40 headphones and 35 speakers... Being a collector or a consumer does not define audiophile status no more than owning a costly wine cave if we could purchase it ...
An audiophile is mostly someone who study , think and experiment about the best way to use any system at any price because acoustics and psycho-acoustics dont change their principles with the gear price scale ...